I’m the Final Boss, but the Rankers Like Me

The weakest F‑rank healer, Cheon Seori. Betrayed by her own guild, she was sacrificed as a pawn to clear the Red Tower. At the moment of imminent death: 【Abnormal access detected.】 【System rebooting.】 Perhaps because the guild tried to exploit a bug to beat the tower, an error occurred. “Could it be that I might survive…?” Just as she desperately clings to hope: 【You are recognized as the boss of the tower.】 “What?! How is this possible?!” Suddenly, she became the final boss of the tower. The greatest advantage of being the final boss? She now possesses power surpassing even S‑rank. “Yes… with this power, I will get revenge on my guild!” Hiding and planning her revenge, she heade...